Ubiquiti UniFi UA-Ultra is a compact UniFi Access door reader with NFC, BLE 4.2, and PoE+ for clean, single-cable installs indoors or outdoors.

Built for real-world entrances, it features an IP55 weather rating and operates from -30 to 40°C. The polycarbonate and aluminum alloy enclosure with a stainless-steel mount supports wall and gang box mounting, with a junction box option for flexible retrofits.

On the wiring side, UA-Ultra provides 1 lock terminal and a powered relay output for locks at 12V DC, 1A. Status indication is handled by R/G/B/W LEDs, and management is done through the UniFi Access application. It supports up to 3,000 users, making it a practical fit for offices, multi-tenant buildings, and controlled entry points.